decimal

adjective
dec·​i·​mal | \ˈde-sə-məl, ˈdes-məl\

Definition of decimal 

(Entry 1 of 2)

: numbered or proceeding by tens:

a : based on the number 10 especially : expressed in or utilizing a decimal system especially with a decimal point

b : subdivided into 10th or 100th units decimal coinage

decimal

noun

Definition of decimal (Entry 2 of 2)

: any real number expressed in base 10 especially : decimal fraction

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Other Words from decimal

Adjective

decimally \-​mə-​lē \ adverb

Examples of decimal in a Sentence

Adjective

In the number 8.901, the 9 is in the first decimal place.

Noun

The number 67.398 is a decimal. It is equal to the whole number 67 plus the decimal.398. Seven-tenths written as a decimal is .7. The decimal.2 is equal to the fraction 2/10.
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Recent Examples on the Web: Adjective

The decimal meter hit 115 at Ford Field, and after a field goal, the game was tied. Jeff Seidel, Detroit Free Press, "Ripped off? Jubilation becomes disgust in Detroit Lions' loss to Falcons," 24 Sep. 2017 And the numbers between the dollar sign and the decimal point undoubtedly will continue to grow. Mark Maske, chicagotribune.com, "Matthew Stafford just set the NFL's contract record. It won't last long.," 29 Aug. 2017 If DNA is all about the numbers, refining the probability of a match down to as many decimal places as possible, fingerprint and bullet science offers much less certainty. Jeffrey Kluger, Time, "It Might Be Impossible to Get Away With Crime Some Day," 28 July 2017 Board member Cynthia McCarty, R-Jacksonville, stretched out the three-point scale, adding decimal points to differentiate scores. Trisha Powell Crain, AL.com, "Poor communication, other factors cited in Alabama superintendent evaluations," 27 July 2017 Think of it like the infinity of decimal numbers that exist between zero and one. Chris Lee, Ars Technica, "At the boundary between chaos and order, order rules (eventually)," 6 July 2017 The graphic only displays the first decimal place, but on my computer, Groundhog Day’s Andy Karl has a 34.220% chance, while Dear Evan Hansen’s Ben Platt has a 34.214% chance. Ben Zauzmer, The Hollywood Reporter, "Tonys: Predicting The Musical Winners By the Math," 9 June 2017 Northwest Catholic High School President and Chief Administrator David C. Eustis said their grade-point averages were identical to the fifth decimal place, and that both will attend Northeastern University this fall. Mikaela Porter, Courant Community, "Northwest Catholic High School Graduates Told To Be Leaders, Be Bold And Take Risks," 7 June 2017

Recent Examples on the Web: Noun

Write to Matt Wirz at matthieu.wirz@wsj.com Corrections & Amplifications The scale on a chart in an earlier version of this article incorrectly measured loan recoveries in decimals. Matt Wirz, WSJ, "Leveraged Loans Not as Safe as They Once Were," 16 Aug. 2018 In fact, while each shade has both a numeric and a descriptive name — for example, 18 Deep Sable — nearly half the shades have decimals, indicating subtle variations in undertones. Marci Robin, Allure, "Exclusive: Nyx Is Launching a New Full-Coverage Foundation in 45 Shades," 11 July 2018 The cheapest option, LowFare, includes 22 pounds of carry-ons (between a 21.6 x 15.7 x 7.8-inch and a 10 x 13 x 7.8-inch personal item) that the gate agent will most definitely measure and weigh down to the decimal. Meredith Carey, Condé Nast Traveler, "International Basic Economy: How Every Major Airline Compares," 5 July 2018 When rounded to one decimal, as the Labor Department typically does, the official jobless rate is now the lowest since April 2000. Christopher Rugaber, BostonGlobe.com, "US employers are hiring and may keep doing that despite trade worries," 2 June 2018 And many fail simple ability tests — the average teacher score on test questions involving the addition of two decimals was only 64 percent in Tanzania, for example. Charles Kenny And Justin Sandefur, Vox, "A radical proposal to fight poverty in the developing world: tax the poor more than the rich," 24 May 2018 The kids are coming from the Decimal Diner, a math activity in which students tackle decimals by pretending to run a restaurant. Lauren Lumpkin, Washington Post, "There’s a science to how this principal runs a school," 13 Apr. 2018 Pay close attention to doses that include decimals: 0.5 mL can be mistaken for 5 mL Do not use kitchen spoons to measure doses. Florance Duong, Philly.com, "Follow this checklist to help avoid medication errors," 22 Mar. 2018 In addition, fourth-graders in math typically are manipulating larger numbers and continuing to work on rounding, fractions and decimals, Kincaid said. Suzanne Baker, Naperville Sun, "Naperville 9-year-old earns near-perfect score on ACT college readiness test: 'He basically did it for fun'," 29 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'decimal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of decimal

Adjective

1608, in the meaning defined above

Noun

1651, in the meaning defined above

History and Etymology for decimal

Adjective

French décimal, from Medieval Latin decimalis of a tithe, from Latin decima tithe — more at dime

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Statistics for decimal

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Time Traveler for decimal

The first known use of decimal was in 1608

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More Definitions for decimal

decimal

adjective

English Language Learners Definition of decimal

 (Entry 1 of 2)

mathematics : based on the number 10

decimal

noun

English Language Learners Definition of decimal (Entry 2 of 2)

mathematics : a number that is written with a dot between the part of the number that is equal to 1 or more and the part of the number that is less than 1

decimal

adjective
dec·​i·​mal | \ˈde-sə-məl, ˈdes-məl\

Kids Definition of decimal

 (Entry 1 of 2)

1 : based on the number 10 : numbered or counting by tens We use a decimal system of writing numbers.

2 : expressed in or including a decimal The decimal form of ¹/₄ is .25.

decimal

noun

Kids Definition of decimal (Entry 2 of 2)

: a proper fraction in which the denominator is 10 or 10 multiplied one or more times by itself and is indicated by a point placed at the left of the numerator the decimal .2=²/₁₀, the decimal .25=²⁵/₁₀₀, the decimal .025=²⁵/₁₀₀₀

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More from Merriam-Webster on decimal

Spanish Central: Translation of decimal

Nglish: Translation of decimal for Spanish Speakers

Britannica English: Translation of decimal for Arabic Speakers

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